Hair loss may be related to malnutrition, seborrheic alopecia, ringworm of the head, etc., and needs to be treated according to the specific cause. Due to the different personal constitution and condition, its treatment effect is also different, there is no remedy for the fastest statement. 1. Malnutrition: If there is malnutrition, hair loss can occur. Normally, attention should be paid to the adequate intake of nutrients, especially protein intake, generally after supplementation, the phenomenon of hair loss can be relieved. 2. Seborrheic alopecia: Seborrheic alopecia is related to androgen secretion abnormality, which can be relieved by applying minoxidil externally. Male patients can take finasteride orally, and female patients can take spironolactone orally. 3. Tinea capitis: fungal infection of the scalp, hair due to the phenomenon of hair loss, at the same time there will be scalp erythema, itching, etc., the need to use antifungal drugs such as ketoconazole lotion, oral itraconazole and other drugs treatment. If hair loss is serious, go to the hospital in time, the use of the above drugs should follow the doctor’s advice.